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PICO: Adding tinyUSB library

This commit is contained in:
blckmn 2025-01-12 07:56:01 +11:00
parent 1774693395
commit 0109f50909
1507 changed files with 299535 additions and 0 deletions

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/*
* FreeRTOS Kernel V10.0.0
* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software. If you wish to use our Amazon
* FreeRTOS name, please do so in a fair use way that does not cause confusion.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* http://www.FreeRTOS.org
* http://aws.amazon.com/freertos
*
* 1 tab == 4 spaces!
*/
#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H
/*-----------------------------------------------------------
* Application specific definitions.
*
* These definitions should be adjusted for your particular hardware and
* application requirements.
*
* THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
* FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
*
* See http://www.freertos.org/a00110.html.
*----------------------------------------------------------*/
// skip if included from IAR assembler
#ifndef __IASMARM__
#include "sam.h"
#endif
/* Cortex M23/M33 port configuration. */
#define configENABLE_MPU 0
#if defined(__ARM_FP) && __ARM_FP >= 4
#define configENABLE_FPU 1
#else
#define configENABLE_FPU 0
#endif
#define configENABLE_TRUSTZONE 0
#define configMINIMAL_SECURE_STACK_SIZE (1024)
#define configUSE_PREEMPTION 1
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
#define configCPU_CLOCK_HZ SystemCoreClock
#define configTICK_RATE_HZ ( 1000 )
#define configMAX_PRIORITIES ( 5 )
#define configMINIMAL_STACK_SIZE ( 128 )
#define configTOTAL_HEAP_SIZE ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
#define configMAX_TASK_NAME_LEN 16
#define configUSE_16_BIT_TICKS 0
#define configIDLE_SHOULD_YIELD 1
#define configUSE_MUTEXES 1
#define configUSE_RECURSIVE_MUTEXES 1
#define configUSE_COUNTING_SEMAPHORES 1
#define configQUEUE_REGISTRY_SIZE 4
#define configUSE_QUEUE_SETS 0
#define configUSE_TIME_SLICING 0
#define configUSE_NEWLIB_REENTRANT 0
#define configENABLE_BACKWARD_COMPATIBILITY 1
#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP 0
#define configSUPPORT_STATIC_ALLOCATION 1
#define configSUPPORT_DYNAMIC_ALLOCATION 0
/* Hook function related definitions. */
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0
#define configUSE_MALLOC_FAILED_HOOK 0 // cause nested extern warning
#define configCHECK_FOR_STACK_OVERFLOW 2
#define configCHECK_HANDLER_INSTALLATION 0
/* Run time and task stats gathering related definitions. */
#define configGENERATE_RUN_TIME_STATS 0
#define configRECORD_STACK_HIGH_ADDRESS 1
#define configUSE_TRACE_FACILITY 1 // legacy trace
#define configUSE_STATS_FORMATTING_FUNCTIONS 0
/* Co-routine definitions. */
#define configUSE_CO_ROUTINES 0
#define configMAX_CO_ROUTINE_PRIORITIES 2
/* Software timer related definitions. */
#define configUSE_TIMERS 1
#define configTIMER_TASK_PRIORITY (configMAX_PRIORITIES-2)
#define configTIMER_QUEUE_LENGTH 32
#define configTIMER_TASK_STACK_DEPTH configMINIMAL_STACK_SIZE
/* Optional functions - most linkers will remove unused functions anyway. */
#define INCLUDE_vTaskPrioritySet 0
#define INCLUDE_uxTaskPriorityGet 0
#define INCLUDE_vTaskDelete 0
#define INCLUDE_vTaskSuspend 1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
#define INCLUDE_xResumeFromISR 0
#define INCLUDE_vTaskDelayUntil 1
#define INCLUDE_vTaskDelay 1
#define INCLUDE_xTaskGetSchedulerState 0
#define INCLUDE_xTaskGetCurrentTaskHandle 1
#define INCLUDE_uxTaskGetStackHighWaterMark 0
#define INCLUDE_xTaskGetIdleTaskHandle 0
#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
#define INCLUDE_pcTaskGetTaskName 0
#define INCLUDE_eTaskGetState 0
#define INCLUDE_xEventGroupSetBitFromISR 0
#define INCLUDE_xTimerPendFunctionCall 0
/* FreeRTOS hooks to NVIC vectors */
#define xPortPendSVHandler PendSV_Handler
#define xPortSysTickHandler SysTick_Handler
#define vPortSVCHandler SVC_Handler
//--------------------------------------------------------------------+
// Interrupt nesting behavior configuration.
//--------------------------------------------------------------------+
// For Cortex-M specific: __NVIC_PRIO_BITS is defined in mcu header
#define configPRIO_BITS 2
/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY ((1<<configPRIO_BITS) - 1)
/* The highest interrupt priority that can be used by any interrupt service
routine that makes calls to interrupt safe FreeRTOS API functions. DO NOT CALL
INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
PRIORITY THAN THIS! (higher priorities are lower numeric values. */
#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY 2
/* Interrupt priorities used by the kernel port layer itself. These are generic
to all Cortex-M ports, and do not rely on any particular library functions. */
#define configKERNEL_INTERRUPT_PRIORITY ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
#endif

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set(JLINK_DEVICE ATSAMD11D14)
set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/cynthion_d11.ld)
function(update_board TARGET)
target_compile_definitions(${TARGET} PUBLIC
__SAMD11D14AM__
_BOARD_REVISION_MAJOR_=1
_BOARD_REVISION_MINOR_=0
)
target_link_options(${BOARD_TARGET} PUBLIC
-Wl,--defsym=BOOTLOADER_SIZE=0x800
)
endfunction()

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/*
* The MIT License (MIT)
*
* Copyright (c) 2020, Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#ifndef BOARD_H_
#define BOARD_H_
#ifdef __cplusplus
extern "C" {
#endif
// LED
#define LED_PIN PIN_PA27 // pin PA22
#define LED_STATE_ON 0
// Button
#if ((_BOARD_REVISION_MAJOR_ == 0) && (_BOARD_REVISION_MINOR_ < 6))
#define BUTTON_PIN PIN_PA16 // pin PB22
#define BUTTON_PULL_MODE GPIO_PULL_UP
#else
#define BUTTON_PIN PIN_PA02
#define BUTTON_PULL_MODE GPIO_PULL_OFF
#endif
#define BUTTON_STATE_ACTIVE 0
#ifdef __cplusplus
}
#endif
#endif /* BOARD_H_ */

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BOARD_REVISION_MAJOR ?= 1
BOARD_REVISION_MINOR ?= 0
CFLAGS += -D__SAMD11D14AM__ \
-D_BOARD_REVISION_MAJOR_=$(BOARD_REVISION_MAJOR) \
-D_BOARD_REVISION_MINOR_=$(BOARD_REVISION_MINOR)
# All source paths should be relative to the top level.
LD_FILE = $(BOARD_PATH)/cynthion_d11.ld
# Default bootloader size is now 2K, allow to specify other
ifeq ($(BOOTLOADER_SIZE), )
BOOTLOADER_SIZE := 0x800
endif
LDFLAGS += -Wl,--defsym=BOOTLOADER_SIZE=$(BOOTLOADER_SIZE)
# For flash-jlink target
JLINK_DEVICE = ATSAMD11D14
# flash using dfu-util
flash: $(BUILD)/$(PROJECT).bin
dfu-util -a 0 -d 1d50:615c -D $< || dfu-util -a 0 -d 16d0:05a5 -D $<

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/**
* \file
*
* \brief Linker script for running in internal FLASH on the SAMD11D14AM
*
* Copyright (c) 2018 Microchip Technology Inc.
*
* \asf_license_start
*
* \page License
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the Licence at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* \asf_license_stop
*
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
SEARCH_DIR(.)
ENTRY(Reset_Handler)
/* Memory Spaces Definitions */
MEMORY
{
rom (rx) : ORIGIN = 0x00000000 + BOOTLOADER_SIZE, LENGTH = 0x00004000 - BOOTLOADER_SIZE
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00001000
}
/* The stack size used by the application. NOTE: you need to adjust according to your application. */
STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x400;
/* Section Definitions */
SECTIONS
{
.text :
{
. = ALIGN(4);
_sfixed = .;
KEEP(*(.vectors .vectors.*))
*(.text .text.* .gnu.linkonce.t.*)
*(.glue_7t) *(.glue_7)
*(.rodata .rodata* .gnu.linkonce.r.*)
*(.ARM.extab* .gnu.linkonce.armextab.*)
/* Support C constructors, and C destructors in both user code
and the C library. This also provides support for C++ code. */
. = ALIGN(4);
KEEP(*(.init))
. = ALIGN(4);
__preinit_array_start = .;
KEEP (*(.preinit_array))
__preinit_array_end = .;
. = ALIGN(4);
__init_array_start = .;
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array))
__init_array_end = .;
. = ALIGN(4);
KEEP (*crtbegin.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*crtend.o(.ctors))
. = ALIGN(4);
KEEP(*(.fini))
. = ALIGN(4);
__fini_array_start = .;
KEEP (*(.fini_array))
KEEP (*(SORT(.fini_array.*)))
__fini_array_end = .;
KEEP (*crtbegin.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*crtend.o(.dtors))
. = ALIGN(4);
_efixed = .; /* End of text section */
} > rom
/* .ARM.exidx is sorted, so has to go in its own output section. */
PROVIDE_HIDDEN (__exidx_start = .);
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > rom
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
{
. = ALIGN(4);
_srelocate = .;
*(.ramfunc .ramfunc.*);
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > ram
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
*(.bss .bss.*)
*(COMMON)
. = ALIGN(4);
_ebss = . ;
_ezero = .;
end = .;
} > ram
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
_sstack = .;
. = . + STACK_SIZE;
. = ALIGN(8);
_estack = .;
} > ram
. = ALIGN(4);
_end = . ;
}

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set(JLINK_DEVICE ATSAMD11D14)
set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/samd11d14am_flash.ld)
function(update_board TARGET)
target_compile_definitions(${TARGET} PUBLIC
__SAMD11D14AM__
)
endfunction()

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/*
* The MIT License (MIT)
*
* Copyright (c) 2020, Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#ifndef BOARD_H_
#define BOARD_H_
#ifdef __cplusplus
extern "C" {
#endif
// LED
#define LED_PIN PIN_PA16 // pin PA22
#define LED_STATE_ON 0
// Button
#define BUTTON_PIN PIN_PA14 // pin PB22
#define BUTTON_STATE_ACTIVE 0
#define BUTTON_PULL_MODE GPIO_PULL_UP
#ifdef __cplusplus
}
#endif
#endif /* BOARD_H_ */

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CFLAGS += -D__SAMD11D14AM__
# All source paths should be relative to the top level.
LD_FILE = $(BOARD_PATH)/samd11d14am_flash.ld
# For flash-jlink target
JLINK_DEVICE = ATSAMD11D14
# flash using edbg
flash: $(BUILD)/$(PROJECT).bin
edbg -b -t samd11 -e -pv -f $<

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/**
* \file
*
* \brief Linker script for running in internal FLASH on the SAMD11D14AM
*
* Copyright (c) 2018 Microchip Technology Inc.
*
* \asf_license_start
*
* \page License
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the Licence at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* \asf_license_stop
*
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
SEARCH_DIR(.)
ENTRY(Reset_Handler)
/* Memory Spaces Definitions */
MEMORY
{
rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00004000
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00001000
}
/* The stack size used by the application. NOTE: you need to adjust according to your application. */
STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x400;
/* Section Definitions */
SECTIONS
{
.text :
{
. = ALIGN(4);
_sfixed = .;
KEEP(*(.vectors .vectors.*))
*(.text .text.* .gnu.linkonce.t.*)
*(.glue_7t) *(.glue_7)
*(.rodata .rodata* .gnu.linkonce.r.*)
*(.ARM.extab* .gnu.linkonce.armextab.*)
/* Support C constructors, and C destructors in both user code
and the C library. This also provides support for C++ code. */
. = ALIGN(4);
KEEP(*(.init))
. = ALIGN(4);
__preinit_array_start = .;
KEEP (*(.preinit_array))
__preinit_array_end = .;
. = ALIGN(4);
__init_array_start = .;
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array))
__init_array_end = .;
. = ALIGN(4);
KEEP (*crtbegin.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*crtend.o(.ctors))
. = ALIGN(4);
KEEP(*(.fini))
. = ALIGN(4);
__fini_array_start = .;
KEEP (*(.fini_array))
KEEP (*(SORT(.fini_array.*)))
__fini_array_end = .;
KEEP (*crtbegin.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*crtend.o(.dtors))
. = ALIGN(4);
_efixed = .; /* End of text section */
} > rom
/* .ARM.exidx is sorted, so has to go in its own output section. */
PROVIDE_HIDDEN (__exidx_start = .);
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > rom
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
{
. = ALIGN(4);
_srelocate = .;
*(.ramfunc .ramfunc.*);
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > ram
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
*(.bss .bss.*)
*(COMMON)
. = ALIGN(4);
_ebss = . ;
_ezero = .;
end = .;
} > ram
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
_sstack = .;
. = . + STACK_SIZE;
. = ALIGN(8);
_estack = .;
} > ram
. = ALIGN(4);
_end = . ;
}

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/*
* The MIT License (MIT)
*
* Copyright (c) 2020 Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#include "sam.h"
// Suppress warning caused by mcu driver
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-qual"
#endif
#include "hal/include/hal_gpio.h"
#include "hal/include/hal_init.h"
#include "hri/hri_nvmctrl_d11.h"
#include "hpl/gclk/hpl_gclk_base.h"
#include "hpl_pm_config.h"
#include "hpl/pm/hpl_pm_base.h"
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
#include "bsp/board_api.h"
#include "board.h"
//--------------------------------------------------------------------+
// Forward USB interrupt events to TinyUSB IRQ Handler
//--------------------------------------------------------------------+
void USB_Handler(void)
{
tud_int_handler(0);
}
//--------------------------------------------------------------------+
// MACRO TYPEDEF CONSTANT ENUM DECLARATION
//--------------------------------------------------------------------+
/* Referenced GCLKs, should be initialized firstly */
#define _GCLK_INIT_1ST (1 << 0 | 1 << 1)
/* Not referenced GCLKs, initialized last */
#define _GCLK_INIT_LAST (~_GCLK_INIT_1ST)
void board_init(void)
{
// Clock init ( follow hpl_init.c )
hri_nvmctrl_set_CTRLB_RWS_bf(NVMCTRL, 2);
_pm_init();
_sysctrl_init_sources();
#if _GCLK_INIT_1ST
_gclk_init_generators_by_fref(_GCLK_INIT_1ST);
#endif
_sysctrl_init_referenced_generators();
_gclk_init_generators_by_fref(_GCLK_INIT_LAST);
// 1ms tick timer (samd SystemCoreClock may not correct)
SystemCoreClock = CONF_CPU_FREQUENCY;
SysTick_Config(CONF_CPU_FREQUENCY / 1000);
// Led init
gpio_set_pin_direction(LED_PIN, GPIO_DIRECTION_OUT);
gpio_set_pin_level(LED_PIN, 0);
// Button init
gpio_set_pin_direction(BUTTON_PIN, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(BUTTON_PIN, BUTTON_PULL_MODE);
/* USB Clock init
* The USB module requires a GCLK_USB of 48 MHz ~ 0.25% clock
* for low speed and full speed operation. */
_pm_enable_bus_clock(PM_BUS_APBB, USB);
_pm_enable_bus_clock(PM_BUS_AHB, USB);
_gclk_enable_channel(USB_GCLK_ID, GCLK_CLKCTRL_GEN_GCLK0_Val);
// USB Pin Init
gpio_set_pin_direction(PIN_PA24, GPIO_DIRECTION_OUT);
gpio_set_pin_level(PIN_PA24, false);
gpio_set_pin_pull_mode(PIN_PA24, GPIO_PULL_OFF);
gpio_set_pin_direction(PIN_PA25, GPIO_DIRECTION_OUT);
gpio_set_pin_level(PIN_PA25, false);
gpio_set_pin_pull_mode(PIN_PA25, GPIO_PULL_OFF);
gpio_set_pin_function(PIN_PA24, PINMUX_PA24G_USB_DM);
gpio_set_pin_function(PIN_PA25, PINMUX_PA25G_USB_DP);
}
//--------------------------------------------------------------------+
// Board porting API
//--------------------------------------------------------------------+
void board_led_write(bool state)
{
gpio_set_pin_level(LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
}
uint32_t board_button_read(void)
{
return BUTTON_STATE_ACTIVE == gpio_get_pin_level(BUTTON_PIN);
}
int board_uart_read(uint8_t* buf, int len)
{
(void) buf; (void) len;
return 0;
}
int board_uart_write(void const * buf, int len)
{
(void) buf; (void) len;
return 0;
}
#if CFG_TUSB_OS == OPT_OS_NONE
volatile uint32_t system_ticks = 0;
void SysTick_Handler (void)
{
system_ticks++;
}
uint32_t board_millis(void)
{
return system_ticks;
}
void _init(void)
{
// This _init() standin makes certain GCC environments happier.
// They expect the main binary to have a constructor called _init; but don't provide a weak default.
// Providing an empty constructor satisfies this odd case, and doesn't harm anything.
}
#endif

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include_guard()
set(SAM_FAMILY samd11)
set(SDK_DIR ${TOP}/hw/mcu/microchip/${SAM_FAMILY})
set(CMSIS_5 ${TOP}/lib/CMSIS_5)
include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
# toolchain set up
set(CMAKE_SYSTEM_PROCESSOR cortex-m0plus CACHE INTERNAL "System Processor")
set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
set(FAMILY_MCUS SAMD11 CACHE INTERNAL "")
set(OPENOCD_OPTION "-f interface/cmsis-dap.cfg -c \"transport select swd\" -f target/at91samdXX.cfg")
#------------------------------------
# BOARD_TARGET
#------------------------------------
# only need to be built ONCE for all examples
function(add_board_target BOARD_TARGET)
if (TARGET ${BOARD_TARGET})
return()
endif ()
set(LD_FILE_Clang ${LD_FILE_GNU})
if (NOT DEFINED LD_FILE_${CMAKE_C_COMPILER_ID})
message(FATAL_ERROR "LD_FILE_${CMAKE_C_COMPILER_ID} not defined")
endif ()
set(STARTUP_FILE_GNU ${SDK_DIR}/gcc/gcc/startup_${SAM_FAMILY}.c)
set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
add_library(${BOARD_TARGET} STATIC
${SDK_DIR}/gcc/system_${SAM_FAMILY}.c
${SDK_DIR}/hal/src/hal_atomic.c
${SDK_DIR}/hpl/gclk/hpl_gclk.c
${SDK_DIR}/hpl/pm/hpl_pm.c
${SDK_DIR}/hpl/sysctrl/hpl_sysctrl.c
${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
)
target_include_directories(${BOARD_TARGET} PUBLIC
${SDK_DIR}
${SDK_DIR}/config
${SDK_DIR}/include
${SDK_DIR}/hal/include
${SDK_DIR}/hal/utils/include
${SDK_DIR}/hpl/pm
${SDK_DIR}/hpl/port
${SDK_DIR}/hri
${CMSIS_5}/CMSIS/Core/Include
)
target_compile_definitions(${BOARD_TARGET} PUBLIC
CONF_DFLL_OVERWRITE_CALIBRATION=0
OSC32K_OVERWRITE_CALIBRATION=0
CFG_EXAMPLE_MSC_READONLY
CFG_EXAMPLE_VIDEO_READONLY
)
update_board(${BOARD_TARGET})
if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--script=${LD_FILE_GNU}"
-nostartfiles
--specs=nosys.specs --specs=nano.specs
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--script=${LD_FILE_Clang}"
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--config=${LD_FILE_IAR}"
)
endif ()
endfunction()
#------------------------------------
# Functions
#------------------------------------
function(family_configure_example TARGET RTOS)
family_configure_common(${TARGET} ${RTOS})
# Board target
add_board_target(board_${BOARD})
#---------- Port Specific ----------
# These files are built for each example since it depends on example's tusb_config.h
target_sources(${TARGET} PUBLIC
# BSP
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
)
target_include_directories(${TARGET} PUBLIC
# family, hw, board
${CMAKE_CURRENT_FUNCTION_LIST_DIR}
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
)
# Add TinyUSB target and port source
family_add_tinyusb(${TARGET} OPT_MCU_SAMD11 ${RTOS})
target_sources(${TARGET}-tinyusb PUBLIC
${TOP}/src/portable/microchip/samd/dcd_samd.c
)
target_link_libraries(${TARGET}-tinyusb PUBLIC board_${BOARD})
# Link dependencies
target_link_libraries(${TARGET} PUBLIC board_${BOARD} ${TARGET}-tinyusb)
# Flashing
family_add_bin_hex(${TARGET})
family_flash_jlink(${TARGET})
#family_flash_openocd(${TARGET})
endfunction()

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@ -0,0 +1,41 @@
include $(TOP)/$(BOARD_PATH)/board.mk
CPU_CORE ?= cortex-m0plus
CFLAGS += \
-mthumb \
-nostdlib -nostartfiles \
-DCONF_DFLL_OVERWRITE_CALIBRATION=0 \
-DOSC32K_OVERWRITE_CALIBRATION=0 \
-DCFG_EXAMPLE_MSC_READONLY \
-DCFG_EXAMPLE_VIDEO_READONLY \
-DCFG_TUSB_MCU=OPT_MCU_SAMD11
# suppress warning caused by vendor mcu driver
CFLAGS += -Wno-error=redundant-decls
# SAM driver is flooded with -Wcast-qual which slow down complication significantly
CFLAGS_SKIP += -Wcast-qual
LDFLAGS_GCC += -specs=nosys.specs -specs=nano.specs
SRC_C += \
src/portable/microchip/samd/dcd_samd.c \
hw/mcu/microchip/samd11/gcc/system_samd11.c \
hw/mcu/microchip/samd11/gcc/gcc/startup_samd11.c \
hw/mcu/microchip/samd11/hal/src/hal_atomic.c \
hw/mcu/microchip/samd11/hpl/gclk/hpl_gclk.c \
hw/mcu/microchip/samd11/hpl/pm/hpl_pm.c \
hw/mcu/microchip/samd11/hpl/sysctrl/hpl_sysctrl.c \
INC += \
$(TOP)/$(BOARD_PATH) \
$(TOP)/hw/mcu/microchip/samd11/ \
$(TOP)/hw/mcu/microchip/samd11/config \
$(TOP)/hw/mcu/microchip/samd11/include \
$(TOP)/hw/mcu/microchip/samd11/hal/include \
$(TOP)/hw/mcu/microchip/samd11/hal/utils/include \
$(TOP)/hw/mcu/microchip/samd11/hpl/pm/ \
$(TOP)/hw/mcu/microchip/samd11/hpl/port \
$(TOP)/hw/mcu/microchip/samd11/hri \
$(TOP)/hw/mcu/microchip/samd11/CMSIS/Include \
$(TOP)/hw/mcu/microchip/samd11/CMSIS/Core/Include